Convert US Tablespoons to Milliliters
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Measurement
About Volume Conversions
Volume trips people up because US customary and imperial units share names but not sizes. A US gallon (3.785 liters) runs about 17% smaller than an imperial gallon (4.546 liters), and the gap carries down into pints, quarts, and fluid ounces. Cooking is where it bites: a British recipe's pint of milk is 568 ml, an American pint only 473 ml. Science sidesteps the mess with metric volume, where 1 mL equals exactly 1 cm³. US and imperial variants stay separate below, with exact conversion chains holding precision across the swap.
Quick Conversions
| Unit Name | Symbol | Per 1 US Tablespoon |
|---|---|---|
| Cubic Centimeter | cm³ | 14.7868 |
| Cubic Foot | ft³ | 0.00052219 |
| Cubic Inch | in³ | 0.902344 |
| Cubic Meter | m³ | 0.0000147868 |
| Imperial Fluid Ounce | imp fl oz | 0.520421 |
| Imperial Gallon | imp gal | 0.00325263 |
| Imperial Pint | imp pt | 0.0260211 |
| Liter | L | 0.0147868 |
| Milliliter | mL | 14.7868 |
| US Cup | US cup | 0.0625 |
| US Fluid Ounce | US fl oz | 0.5 |
| US Gallon | US gal | 0.00390625 |
| US Pint | US pt | 0.03125 |
| US Quart | US qt | 0.015625 |
| US Tablespoon | US tbsp | 1 |
| US Teaspoon | US tsp | 3 |
Frequently Asked Questions
How many ml is a US tablespoon?
A US tablespoon is exactly 14.7868 ml, derived as half a US fluid ounce. The UK tablespoon is 17.7582 ml and the Australian tablespoon is exactly 20 ml, both larger. So a US recipe asking for "1 tablespoon olive oil" pours 14.79 ml, but the same line in an Australian cookbook means 20 ml, a 35% difference. For dressings and drug dosing where precision matters, use the ml figure on the measuring spoon set rather than trusting that all tablespoons are equal.
How do I convert US Tablespoons to Milliliters?
To convert US Tablespoons to Milliliters, use the conversion where 1 US Tablespoon (US tbsp) = 14.7868 Milliliters (mL). For example, 1 US Tablespoon = 14.7868 Milliliters.
What are common US Tablespoon to Milliliter conversions?
Here are common conversions: 1 US Tablespoons = 14.7868 Milliliters, 5 US Tablespoons = 73.9338 Milliliters, 10 US Tablespoons = 147.868 Milliliters, 25 US Tablespoons = 369.669 Milliliters, 50 US Tablespoons = 739.338 Milliliters, 100 US Tablespoons = 1478.68 Milliliters.
When would I need to convert US Tablespoons to Milliliters?
Volume conversions come up when scaling recipes between metric (milliliters, liters) and US customary units (cups, fluid ounces), calculating fuel tank capacities across regions, and in chemistry and manufacturing where a precise liquid measurement decides the outcome.
How precise are the conversions?
All conversions use exact factors verified against NIST and ISO standards with up to 10 significant figures of precision. Results are calculated using IEEE 754 double-precision arithmetic, which provides approximately 15-17 significant digits. For temperature and other non-linear conversions, exact formulas are used rather than approximations.